Marble busts all looked like a cemetery.大理石的半身象,简直就象是坟山.There are abundant mineral resources, andalusite, marble, granite, gold and other mineral resources, greater reserves.还有丰富的矿产资源, 红柱石 、 大理石 、 花岗岩 、 黄金等矿产资源储量较大.Don&#...
研究了用无溶剂重结晶法提纯2,6二氯甲苯.Purification of 2,6 dichlorotoluene by the recrystallization method without solvent was studied.以对氯甲苯为原料,经氯化、水解反应合成对氯苯甲酰氯,总收率. 6%.%.The total yield and 4 - chlorohenzoyl chloride. 6 % and. %.研究炭管采集空气...
Look at Jimmy Bradock, down to being a day laborer.瞧瞧杰米·布拉多克,已经落魄到做临时工的地步了.His hands were embrowned like those of a common laborer.他的一双手象农场工人的手那样是古铜色的.Arriving at Bewlie's farm, he called for the laborer in charge o...